After pressing the upload button... Noting happened. Help me please

ownCloud - Jun 11 2012not answered

Question:

Guys help me regarding this matter.
After pressing the upload button, nothing happened. I am logged in as ADMIN and when my users logged in using their LDAP account they are just brought to a blank page.

what should I do? Please help me with this. =)
Thank you soo much! God bless =D